Scent sack



FIG. 1 is a front plan view of a scent sack showing my new design;

FIG. 2 is a right side elevational view thereof; the left side being a mirror image.

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top plan view thereof. 

The ornamental design for a scent sack, as shown and described. 